Ladies, there’s a reason we swoon over a guy with great hair. In evolutionary terms, hair can be a sign of sexual dominance. Like a peacock’s colorful plumage, it’s intended to attract the opposite sex (“epigamic,” in science speak). In fact, the males of a certain species of monkey develop seemingly coiffed, human-like patches of hair on their heads during puberty. A lion’s mane is an example of epigamic hair, too, because it’s used to show superiority over rivals on the mating scene.
Home Morning Tea Guys With Great Hair (And Why We Love Them)